Emergency Center - CHI St. Luke's Health - Montgomery, TX is dedicated to delivering high quality, compassionate care to Montgomery, TX and nearby communities. Visit us at 18057 Hwy 105 W or call (936) 228-9489 for more information. We provide quality emergency care to patients in the Montgomery, Lake Conroe, and Conroe communities. Our emergency room in Montgomery is located just past the marina on the left-hand side in the Lake Area Medical Center office complex and is open 24 hours a day, seven days a week. We’re staffed by board-certified emergency physicians, nurses, and licensed radiology and laboratory technologists.